The hunt

Disc 1: The hardest challenge / producer, Huw Cordey ; photography, John Aitchison [and 9 others] ; film editor, Matt Meech ; music by Steven Price (50 min.) --

In the grip of the seasons / producer, Jonnie Hughes ; photographer, Barrie Britton [and 6 others] ; film editor, Andy Netley ; music by Steven Price (50 min.) --

Hide and seek / producer, Jonnie Hughes ; photography, Matt Aeberhard [and 14 others] ; film editor, Nigel Buck ; music by Steven Price (50 min.) --

Hunger at sea / producer, Hugh Pearson ; photography, Doug Anderson [and 6 others] ; film editor, Andy Netley ; music by Steven Price (49 min) --

Disc 2: Nowhere to hide / producer, Ellen Husain ; photography, John Aitchison [and 7 others] ; film editor, Dave Pearce ; music, Steven Price (50 min.) --

Race against time / producer, Hugh Pearson ; photography, John Aitchison [and 10 others] ; film editor, Nigel Buck ; music by Steven Price (50 min.) --

Living with predators / filmed, produced and directed by Rob Sullivan ; additional photography, Matt Aeberhard [and 8 others] ; film editor, Tim Lovell ; music by Steven Price (52 min.).

Disc 1. Episodes 1-4

Disc 2. Episodes 5-7.